Merge pull request #12726 from hashicorp/jbardin/spinlock

fix another hot lop in tests

.travis.yml

@@ -5,7 +5,7 @@ go:
 - 1.8
 
 env:
-  - CONSUL_VERSION=0.7.5 TF_CONSUL_TEST=1
+  - CONSUL_VERSION=0.7.5 TF_CONSUL_TEST=1 GOMAXPROCS=4
 
 # Fetch consul for the backend and provider tests
 before_install:

terraform/context_apply_test.go

@@ -1740,6 +1740,7 @@ func TestContext2Apply_cancel(t *testing.T) {
 				if ctx.sh.Stopped() {
 					break
 				}
+				time.Sleep(10 * time.Millisecond)
 			}
 		}